The given values give correct output but in testcases none of it is correct

Can you please help me correct my code.

#include
#include
using namespace std;

void printarray(int a[],long long int n){
long long int i,j,k;
for(i=0;i<n;i++){
cout<<a[i]<<’ ';
}
cout<<endl;
}

int main(){
long long int itemsinshop,priceofitems,queries,alexmoney,itemsbought,itemscalc;

cin>>itemsinshop;
if(itemsinshop>=1){
	int arr[itemsinshop] = {};

	long long int i,j,k,l,sum;
	sum = 0;
	for(i=0;i<itemsinshop;i++){
		cin>>priceofitems;

		if(priceofitems<=100000){
			arr[i] = priceofitems;
		}
	}
	sort(arr,arr+itemsinshop);
	
	

	cin>>queries;

	if(queries>=1 && queries<=2*itemsinshop){
		for(i=1;i<=queries;i++){

			int a[itemsinshop]= {};

			for(j=0;j<itemsinshop;j++){
				a[j] = arr[j];
			}

			cin>>alexmoney;
			cin>>itemsbought;
			itemscalc = 0;
			sum = 0;

			for(j=0;j<itemsinshop;j++){
				if(a[j]==alexmoney){
					itemscalc++;
					a[j] = 0;
				}
			}

			for(j=0;j<itemsinshop;j++){
				for(k=j+1;k<itemsinshop;k++){
					if(a[j]+a[k]==alexmoney){
						itemscalc = itemscalc+2;
						a[j] = 0;
						a[k] = 0;
					}
				}
			}

			for(j=0;j<itemsinshop;j++){
				sum = sum+a[j];
			}
			if(sum==alexmoney && itemsbought==itemsinshop){
				cout<<"Yes"<<endl;
				
			}
			else if(itemscalc==itemsbought){
				cout<<"Yes"<<endl;
				
			}
			else{
				cout<<"No"<<endl;
				
			}
			

		}
	}
}

}

Hi @gunjit27_94aa0450736b408e.

Correct logic is:

hi @gunjit27_94aa0450736b408e

Is the logic clear to you?

Yes sir it is now thank you

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